$("#index-fir").children().eq(0).mouseover(function() {
	$("#nav-select").show()
}).mouseout(function() {
	$("#nav-select").hide()
}), $("#index-fir").children().eq(1).mouseover(function() {
	$("#nav-select-two").show()
}).mouseout(function() {
	$("#nav-select-two").hide()
}), $("#index-fir").children().eq(2).mouseover(function() {
	$("#nav-select-two").show()
}).mouseout(function() {
	$("#nav-select-two").hide()
}), $("#index-fir").children().eq(3).mouseover(function() {
	$("#nav-select-two").show()
}).mouseout(function() {
	$("#nav-select-two").hide()
}), $("#index-fir").children().eq(4).mouseover(function() {
	$("#nav-select-three").show()
}).mouseout(function() {
	$("#nav-select-three").hide()
}), $("#search-text").focus(function() {
	$(this).attr("placeholder", "请输入要搜索的内容")
}).blur(function() {
	$(this).attr("placeholder", "")
}), $("#search-text").focus(function() {
	$("#nav-select-four").show()
}).blur(function() {
	$("#nav-select-four").hide()
}), $("#search-text").focus(function() {
	$("#recommends").hide()
}).blur(function() {
	$("#recommends").show()
}), $("#search-text").focus(function() {
	$("#delta").hide()
}).blur(function() {
	$("#delta").show()
}), $("#nut-a").mouseover(function() {
	$("#nut-a").css({
		color: "blue",
		"font-weight": "bold"
	})
}).mouseout(function() {
	$("#nut-a").css({
		color: "black",
		"font-weight": "normal"
	})
}), $("#nut-b").mouseover(function() {
	$("#nut-b").css({
		color: "blue",
		"font-weight": "bold"
	})
}).mouseout(function() {
	$("#nut-b").css({
		color: "black",
		"font-weight": "normal"
	})
}), $("#nut-c").mouseover(function() {
	$("#nut-c").css({
		color: "blue",
		"font-weight": "bold"
	})
}).mouseout(function() {
	$("#nut-c").css({
		color: "black",
		"font-weight": "normal"
	})
}), $("#nut-d").mouseover(function() {
	$("#nut-d").css({
		color: "blue",
		"font-weight": "bold"
	})
}).mouseout(function() {
	$("#nut-d").css({
		color: "black",
		"font-weight": "normal"
	})
}), $("#nut-e").mouseover(function() {
	$("#nut-e").css({
		color: "blue",
		"font-weight": "bold"
	})
}).mouseout(function() {
	$("#nut-e").css({
		color: "black",
		"font-weight": "normal"
	})
}), $("#nut-f").mouseover(function() {
	$("#nut-f").css({
		color: "blue",
		"font-weight": "bold"
	})
}).mouseout(function() {
	$("#nut-f").css({
		color: "black",
		"font-weight": "normal"
	})
}), $("#position-aside").mouseover(function() {
	$("#nav-select-five").show()
}).mouseout(function() {
	$("#nav-select-five").hide()
}), $(function() {
	let e = $("main").offset();
	$(Window).scroll(function() {
		var o = $(window).scrollTop();
		e.top < o ? ($("#search").hide(), $("#main-stiky").show()) : ($("#search").show(), $(
			"#main-stiky").hide())
	})
}), $("#stiky-aside").mouseover(function() {
	$("#nav-select-five").show()
}).mouseout(function() {
	$("#nav-select-five").hide()
});
